MAX5090C Maxim Integrated Products, MAX5090C Datasheet - Page 4

• Manufacturer Part Number: MAX5090C
• Description: High-Efficiency MAXPower Step-Down DC-DC Converters
• Manufacturer: Maxim Integrated Products

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2A, 76V, High-Efficiency MAXPower Step-Down
DC-DC Converters
(V
Operating Circuit, if applicable.)
4
IN
5.15
5.10
5.05
5.00
4.95
4.90
4.85
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
100
90
80
70
60
50
40
30
20
10
_______________________________________________________________________________________
0
= 12V, V
6.5
-50
0
V
EFFICIENCY vs. LOAD CURRENT
IN
-25
(MAX5090AATE, V OUT = 3.3V)
16
(MAX5090AATE, V
(MAX5090BATE, V
= 76V
I
400
OUT
ON/OFF
V
AMBIENT TEMPERATURE (°C)
V
OUT
0
26
IN
= 0
LINE REGULATION
LOAD CURRENT (mA)
= 48V
V
vs. TEMPERATURE
25
IN
800
V
36
= 24V
IN
=12V, T
V
IN
I
= 12V
OUT
V
50
(V)
IN
46
1200
I
= 6.5V
= 2A
OUT
OUT
75
OUT
= 0
A
I
OUT
56
= 3.3V)
= T
100 125 150
= 5V)
1600
= 2A
J
66
= -40°C to +125°C, unless otherwise noted. Typical values are at T
2000
76
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
5.15
5.10
5.05
5.00
4.95
4.90
4.85
100
90
80
70
60
50
40
30
20
10
0
-50
0
0.1
V
-25
IN
EFFICIENCY vs. LOAD CURRENT
V
I
OUT
(MAX5090AATE, V
IN
(MAX5090BATE, V
= 6.5V
(MAX5090BATE, V
400
V
= 76V
1
AMBIENT TEMPERATURE (°C)
= 0
OUT
0
LOAD REGULATION
V
LOAD CURRENT (mA)
IN
vs. TEMPERATURE
V
25
= 48V
IN
I
V
800
OUT
10
V
IN
V
= 24V
IN
IN
I
= 24V
LOAD
= 2A
50
= 76V
V
= 12V
IN
= 6.5V
1200
(mA)
100
Typical Operating Characteristics
75
OUT
OUT
OUT
= 3.3V)
100 125 150
= 5V)
= 5V)
1600
1000
2000
10,000
5.15
5.10
5.05
5.00
4.95
4.90
4.85
3.40
3.38
3.36
3.34
3.32
3.30
3.28
3.26
3.24
3.22
3.20
4.0
3.5
3.0
2.5
2.0
1.5
1.0
OUTPUT CURRENT LIMIT vs. TEMPERATURE
0.1
6.5
-50
V
5% DROP IN V
PULSED OUTPUT LOAD
OUT
-25
V
(MAX5090AATE, V
16
IN
= 3.3V
(MAX5090BATE, V
A
= 6.5V
1
AMBIENT TEMPERATURE (°C)
= +25°C. See the Typical
0
26
LINE REGULATION
V
LOAD REGULATION
(MAX5090AATE)
IN
OUT
I
OUT
= 76V
25
10
36
= 0
V
IN
V
I
LOAD
50
IN
(V)
= 24V
46
100
I
(mA)
OUT
OUT
75
OUT
= 2A
56
= 3.3V)
100 125 150
1000
= 5V)
66
10,000
76